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Event Study and Diff-n-Diff

There are differences: Differences-in-Differences: is very specific term for a regression, which regressed the difference in treatment status on differences in outcomes. It is a specific type of model....
WilliamT's user avatar
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Diff-in-diff and ATE vs ATT

I'm not sure but ATE doesn't seem to be identified under the parallel trends assumption for the potential untreated outcomes because ATU isn't. Here is why. First, let us show that ATU should be ...
chan1142's user avatar
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